Earth orbits and satellite coverage display in 3D on your laptop.
Doing 3D with Tcl
Open Source Solid Modeling CAD
Video mixer for mixing live and recorded video and audio feeds
A debian image with linux RT kernel, OpenCV345, ROS, and LinuxCNC
PyMOL is an OpenGL based molecular visualization system
Open Source Marine Chart Plotting Program
A Tcl/Tk widget for OpenGL rendering.